#define _CRT_SECURE_NO_WARNINGS 1
#include<iostream>
#include<vrctor>
using namespace std;

class Solution {
public:
    int findMin(vector<int>& nums) {
        int n = nums.size() - 1;
        int left = 0;
        int right = nums.size() - 1;
        while (left < right)
        {
            int mid = left + (right - left) / 2;
            if (nums[mid] > nums[n])
                left = mid + 1;
            else
                right = mid;
        }
        return nums[left];
    }
};
class Solution {
public:
    int takeAttendance(vector<int>& records) {
        int left = 0, right = records.size() - 1;
        while (left < right) {
            int mid = left + (right - left) / 2;
            if (records[mid] == mid)
                left = mid + 1;
            else
                right = mid;
        }
        // return left;
        return left == records[left] ? left + 1 : left;
    }
};
